ICS84314AY 查看數據表（PDF） - Integrated Circuit Systems
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ICS84314AY
Integrated Circuit Systems
ICS84314AY Datasheet PDF : 18 Pages
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Integrated
Circuit
Systems, Inc.
ICS84314
350MHZ, CRYSTAL-TO-3.3V/2.5V LVPECL
FREQUENCY SYNTHESIZER W/FANOUT BUFFER
TABLE 8A. AC CHARACTERISTICS, VCC = VCCA = VCCO = 3.3V±5%, TA = 0°C TO 85°C
Symbol Parameter
Test Conditions
Minimum Typical
FMAX
Output Frequency
tjit(cc) Cycle-to-Cycle Jitter; NOTE 1, 3
23
tjit(per) Period Jitter, RMS; NOTE 1
tsk(o) Output Skew; NOTE 2, 3
16
tR / tF
Output Rise/Fall Time
M to nP_LOAD
20% to 80%
200
5
tS
Setup Time S_DATA to S_CLOCK
5
S_CLOCK to S_LOAD
5
M to nP_LOAD
5
tH
Hold Time S_DATA to S_CLOCK
5
S_CLOCK to S_LOAD
5
odc
Output Duty Cycle
fOUT > 125MHz
fOUT ≤ 125MHz
48
50
49
50
tLOCK
PLL Lock Time
See Parameter Measurement Information section.
NOTE 1: Jitter performance using XTAL inputs.
NOTE 2: Defined as skew between outputs at the same supply voltage and with equal load conditions.
Measured at the output differential cross points.
NOTE 3: This parameter is defined in accordance with JEDEC Standard 65.
Maximum
350
35
8
30
700
52
51
1
Units
MHz
ps
ps
ps
ps
ns
ns
ns
ns
ns
ns
%
%
ms
TABLE 8B. AC CHARACTERISTICS, VCC = VCCA = 3.3V±5%, VCCO = 2.5V±5%, TA = 0°C TO 85°C
Symbol Parameter
Test Conditions
Minimum Typical Maximum
FMAX
tjit(cc)
Output Frequency
Cycle-to-Cycle Jitter; NOTE 1, 3
350
23
35
tjit(per) Period Jitter, RMS; NOTE 1
7
tsk(o) Output Skew; NOTE 2, 3
16
35
tR / tF
Output Rise/Fall Time
20% to 80%
200
700
M to nP_LOAD
5
tS
Setup Time S_DATA to S_CLOCK
5
S_CLOCK to S_LOAD
5
M to nP_LOAD
5
tH
Hold Time S_DATA to S_CLOCK
5
S_CLOCK to S_LOAD
5
odc
Output Duty Cycle
fOUT > 125MHz
fOUT ≤ 125MHz
48
50
52
49
50
51
tLOCK
PLL Lock Time
1
See Parameter Measurement Information section.
NOTE 1: Jitter performance using XTAL inputs.
NOTE 2: Defined as skew between outputs at the same supply voltage and with equal load conditions.
Measured at the output differential cross points.
NOTE 3: This parameter is defined in accordance with JEDEC Standard 65.
Units
MHz
ps
ps
ps
ps
ns
ns
ns
ns
ns
ns
%
%
ms
84314AY
www.icst.com/products/hiperclocks.html
7
REV. C JANUARY 27, 2005
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